A plug-in external sensor

Abstract

The utility model discloses a plug-in external sensor, including a sensor body, a connecting seat at one end of the sensor body, a wiring block and an external wiring head at one end of the connecting seat being rotated by a connecting shaft, an angle adjustment gear being arranged on the outer side of the connecting shaft, and an angle locking mechanism being arranged on the connecting seat, the angle locking mechanism comprising an outer bracket arranged on the outer side of the connecting seat, a locking frame being elastically inserted in the outer bracket, and a locking seat and a locking tooth being meshed and connected with the angle adjustment gear being arranged on one end of the locking frame. In the utility model, since a wiring block and an external wiring head are rotated by a connecting shaft at one end of the connecting seat, and an angle adjustment gear being arranged on the outer side of the connecting shaft, the angle adjustment gear can be rotated to adjust the angle of the external wiring head for use, thereby satisfying the wiring use at different angles.

Description

Technical Field

[0001] The utility model relates to the technical field of gas detectors, and particularly to a plug-external sensor. Background Art

[0002] A gas sensor is a converter that converts the volume fraction of a certain gas into a corresponding electrical signal. The detection head conditions the gas sample through the gas sensor, usually including filtering out impurities and interfering gases, and drying or refrigerating the instrument display part. A gas sensor is a device that converts information such as the composition and concentration of a gas into information that can be utilized by personnel, instruments, meters, computers, etc.! Gas sensors are generally classified as a type of chemical sensor, although this classification may not be scientific.

[0003] In the prior art, a gas detection sensor with the application number 202020276738.1 includes a housing and a common gas detection sensor disposed inside the housing. The beneficial effects of the utility model are that it can not only well improve the anti-interference and overvoltage resistance capabilities of the sensor, but also well enhance the sealing performance of the sensor. The long-term effective data reading of the sensor improves the safety performance and ensures the safe operation of the power grid. However, the external connection head cannot be adjusted in angle for use, so it is difficult to meet the wiring use requirements at different angles. When the connection head is in the opposite direction to the line direction, the wiring at the connection is easily damaged due to pulling and folding. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a plug-external sensor to solve the problem in the prior art that the external connection head cannot be adjusted in angle for use, thus making it difficult to meet the wiring use requirements at different angles.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A plug-external sensor includes a sensor body. One end of the sensor body is provided with a connection seat. One end of the connection seat is rotatably provided with a wiring block and an external connection head through a connection shaft. An angle adjustment gear is arranged outside the connection shaft. The connection seat is also provided with an angle locking mechanism. The angle locking mechanism includes an outer bracket arranged outside the connection seat. A locking bracket is elastically inserted into the outer bracket. One end of the locking bracket is provided with a locking seat and locking teeth that are meshed and connected with the angle adjustment gear.

[0006] Further, the connection seat is fixedly welded to the outside of one end of the sensor body, and a connection groove is formed inside one end of the connection seat.

[0007] Further, the angle adjustment gear is perpendicularly welded to one end of the connection shaft, and an adjustment handle is arranged outside the angle adjustment gear.

[0008] Further, the locking bracket is arranged in a U-shaped bracket, and a pulling handle is arranged in the middle of one end of the locking bracket.

[0009] Furthermore, a spring is provided between the inner side of one end of the locking frame away from the locking seat and the outer bracket, and the locking frame slides through a limiting sliding hole provided inside the outer bracket.

[0010] Furthermore, a locking hole is provided on the side wall of the outer bracket, and a locking bolt is provided in the inner thread of the locking hole.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model provides a connection block and an external connection head at one end of the connection seat which is rotatable through a connection shaft, an angle adjustment gear is provided on the outside of the connection shaft, and an adjustment handle is provided on the outside of the angle adjustment gear, so that the angle of the external connection head can be adjusted by rotating the angle adjustment gear, thereby meeting the connection processing requirements at different angles and preventing the connection point from being damaged by excessive pulling and folding.

[0013] The utility model is also provided with an angle locking mechanism through the connecting seat, the angle locking mechanism includes an outer bracket arranged on the outside of the connecting seat, a locking frame is elastically inserted in the outer bracket, one end of the locking frame is provided with a locking seat and a locking tooth meshing with the angle adjustment gear, a spring is provided between the inner side of the locking frame away from the end of the locking seat and the outer bracket, so that the locking seat is moved toward the side close to the angle adjustment gear through the spring, and the locking tooth is meshed and connected with the outside of the angle adjustment gear, so that the external terminal head can be locked after the angle is adjusted, which is beneficial to improving the stability of the angle adjustment of the external terminal head.

[0014] The utility model provides a locking hole through the side wall of the outer bracket, and a locking bolt is provided in the inner thread of the locking hole, so that one side of the locking frame can be locked, which is beneficial to improving the locking stability of the locking seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the connecting seat structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the connection structure between the outer bracket and the locking frame of the utility model.

[0019] In the figure: 1. Sensor body; 2. Connecting seat; 3. Connecting shaft; 4. Wiring block; 5. External wiring head; 6. Angle adjustment gear; 7. Outer bracket; 8. Locking seat; 9. Locking tooth; 10. Locking frame; 11. Connecting groove; 12. Pull handle; 13. Limit sliding hole; 14. Locking hole; 15. Locking bolt; 16. Spring; 17. Adjusting handle. Detailed implementation mode

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , in the embodiment of the present invention, an externally-plugged sensor includes a sensor body 1. One end of the sensor body 1 is provided with a connecting seat 2, and the connecting seat 2 is fixedly welded to the outer side of one end of the sensor body 1. A connecting groove 11 is opened inside one end of the connecting seat 2. A wiring block 4 and an external wiring head 5 are rotatably provided in the connecting groove 11 at one end of the connecting seat 2 through a connecting shaft 3. An angle adjustment gear 6 is provided outside the connecting shaft 3, and the angle adjustment gear 6 is perpendicularly welded to one end of the connecting shaft 3. An adjusting handle 17 is provided outside the angle adjustment gear 6, so that the angle of the external wiring head 5 can be adjusted by rotating the angle adjustment gear 6, thereby meeting the wiring use requirements at different angles.

[0022] As Figure 1 and Figure 2 shown, in order to lock the external wiring head 5 after adjusting the angle, the connecting seat 2 is further provided with an angle locking mechanism. The angle locking mechanism includes an outer bracket 7 provided on the outer side of the connecting seat 2. A locking frame 10 is elastically inserted into the outer bracket 7. One end of the locking frame 10 is provided with a locking seat 8 and a locking tooth 9 that are meshed and connected to the angle adjustment gear 6. The locking frame 10 is arranged in a U-shaped frame, and a pull handle 12 is provided in the middle of one end of the locking frame 10. A spring 16 is provided between the inner side of the end of the locking frame 10 away from the locking seat 8 and the outer bracket 7, and the locking frame 10 slides through the limit sliding hole 13 inside the outer bracket 7. Therefore, the locking seat 8 is moved toward the side close to the angle adjustment gear 6 by the spring 16, and the locking tooth 9 is meshed and connected to the outside of the angle adjustment gear 6, so that the external wiring head 5 after adjusting the angle can be locked, which is beneficial to improving the stability of the angle adjustment of the external wiring head 5.

[0023] As Figure 3As shown, in order to improve the locking stability of the locking seat 8, a locking hole 14 is provided on the side wall of the outer bracket 7, and a locking bolt 15 is provided in the inner thread of the locking hole 14, so that one side of the locking frame 10 can be locked, which is beneficial to improve the locking stability of the locking seat 8.

[0024] The working principle and use process of the utility model are as follows: when in use, since the outer side of the sensor body 1 is rotatably provided with a wiring block 4 and an external wiring head 5 through a connecting seat 2 and a connecting shaft 3, an angle adjustment gear 6 and an adjustment handle 17 are provided on the outer side of the connecting shaft 3, so that the angle of the external wiring head 5 can be adjusted by rotating the angle adjustment gear 6, thereby meeting the wiring use processing at different angles, and an angle locking mechanism is also provided outside the connecting seat 2, so that the external wiring head 5 after the angle adjustment can be locked, which is beneficial to improving the stability of the angle adjustment of the external wiring head 5.

[0025] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A plug-in external sensor, comprising a sensor body (1), characterized in that: One end of the sensor body (1) is provided with a connecting seat (2). One end of the connecting seat (2) is rotatably provided with a wiring block (4) and an external wiring head (5) through a connecting shaft (3). An angle adjustment gear (6) is arranged on the outer side of the connecting shaft (3). The connecting seat (2) is further provided with an angle locking mechanism. The angle locking mechanism includes an outer bracket (7) arranged on the outer side of the connecting seat (2). A locking frame (10) is elastically inserted into the outer bracket (7). One end of the locking frame (10) is provided with a locking seat (8) and a locking tooth (9) that are meshed and connected with the angle adjustment gear (6).

2. The plug-out sensor according to claim 1, characterized in that: The connecting seat (2) is fixedly welded to the outer side of one end of the sensor body (1), and a connecting groove (11) is formed inside one end of the connecting seat (2).

3. The plug-out sensor according to claim 1, characterized in that: The angle adjustment gear (6) is perpendicularly welded to one end of the connecting shaft (3), and an adjustment handle (17) is arranged on the outer side of the angle adjustment gear (6).

4. The plug-out sensor according to claim 1, characterized in that: The locking frame (10) is arranged as a U-shaped frame, and a pulling handle (12) is arranged in the middle of one end of the locking frame (10).

5. The plug-out sensor according to claim 4, characterized in that: A spring (16) is arranged between the inner side of the end of the locking frame (10) far from the locking seat (8) and the outer bracket (7), and the locking frame (10) is slidably arranged through a limiting sliding hole (13) inside the outer bracket (7).

6. The plug-out sensor according to claim 5, characterized in that: A locking hole (14) is arranged on the side wall of the outer bracket (7), and a locking bolt (15) is threadedly arranged in the locking hole (14).

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